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  1. of the first order

    • ph.
      excellent or considerable of its kind
    • 相關詞
    • ph.
      excellent or considerable of its kind

    Oxford Dictionary

    • ph.
      used to denote something that is excellent or considerable of its kind

    Oxford American Dictionary

    • ph.
      an equation involving only the first derivative, second derivative, etc.

    Oxford Dictionary

    • ph.
      an equation involving only the first derivative, second derivative, etc.

    Oxford American Dictionary

    • 更多解釋
    • ph.
      excellent or considerable of its kind

    Oxford Dictionary